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<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <script>
        let arr = [{ label: '男', value: '1' }, { label: '女', value: '0' }]
        const obj = {}
        arr.forEach(item => {
            const value = String(item.value)
            const label = item.label
            obj[value] = label
            console.log(value)
        })
        console.log(obj)
    </script>
</body>

</html>